Chapter 18 · verse 46 · gita.yoga.org

Bhagavad Gita 18.46

यतः प्रवृत्तिर्भूतानां येन सर्वमिदं ततम्।स्वकर्मणा तमभ्यर्च्य सिद्धिं विन्दति मानवः

He from whom all the beings have evolved and by whom all this is pervaded, worshipping Him with his own duty, one attains perfection.